Adderall is active for four to six hours. Ritalin is only active for two to three hours. This doesnât necessarily mean that Adderall is more useful. Some people prefer the shorter-acting Ritalin because they can better control the timing of side effects, such as loss of appetite and sleeplessness.
Nonlinguistic Representations Nonlinguistic representations enhance students' ability to use mental images to represent and elaborate on knowledge. To back up slightly, knowledge is stored in two forms: linguistic form (as language) and nonlinguistic form (as mental images and physical sensations). The more individuals use both types of representation, the better they are able to reflect on and recall knowledge.
2) Non verbal communication is a very wide concept and it includes all the other forms of communication which do not uses written or spoken words. Non verbal communication takes following forms: 1  Paralinguistics are the voice involved in communication other than actual language and involves tones, pitch, vocal cues etc.